diff --git a/libcxx-19.1.1-do-not-install-libcxx.imp.patch b/libcxx-19.1.1-do-not-install-libcxx.imp.patch
new file mode 100644
index 0000000..f1961d1
--- /dev/null
+++ b/libcxx-19.1.1-do-not-install-libcxx.imp.patch
@@ -0,0 +1,17 @@
+diff -ruN build.orig/libcxx/include/CMakeLists.txt build/libcxx/include/CMakeLists.txt
+--- build.orig/libcxx/include/CMakeLists.txt	2024-08-05 10:40:33.000000000 +0200
++++ build/libcxx/include/CMakeLists.txt	2024-09-13 15:02:44.249710564 +0200
+@@ -1074,11 +1074,13 @@
+     PERMISSIONS OWNER_READ OWNER_WRITE GROUP_READ WORLD_READ
+     COMPONENT cxx-headers)
+ 
++  if (FALSE)
+   # Install the generated IWYU file to the generic include dir.
+   install(FILES "${LIBCXX_GENERATED_INCLUDE_DIR}/libcxx.imp"
+     DESTINATION "${LIBCXX_INSTALL_INCLUDE_DIR}"
+     PERMISSIONS OWNER_READ OWNER_WRITE GROUP_READ WORLD_READ
+     COMPONENT cxx-headers)
++  endif()
+ 
+   if (NOT CMAKE_CONFIGURATION_TYPES)
+     add_custom_target(install-cxx-headers
diff --git a/libcxx.spec b/libcxx.spec
index b3e22ad..490ebf5 100644
--- a/libcxx.spec
+++ b/libcxx.spec
@@ -1,5 +1,5 @@
 Name:          libcxx
-Version:       18.1.8
+Version:       19.1.1
 Release:       1mamba
 Summary:       An implementation of the C++ standard library, targeting C++11, C++14 and above
 Group:         System/Libraries
@@ -14,6 +14,7 @@ Source3:       https://github.com/llvm/llvm-project/releases/download/llvmorg-%{
 Source4:       https://github.com/llvm/llvm-project/releases/download/llvmorg-%{version}/libunwind-%{version}.src.tar.xz
 # From Fedora
 Source5:       libcxx-17.0.5-CmakeLists.txt
+Patch0:        libcxx-19.1.1-do-not-install-libcxx.imp.patch
 License:       MIT, BSD
 ## AUTOBUILDREQ-BEGIN
 BuildRequires: glibc-devel
@@ -68,6 +69,8 @@ mv libunwind-%{version}.src libunwind
 
 cp %{SOURCE5} CMakeLists.txt
 
+%patch 0 -p1 -b .do-not-install-libcxx.imp
+
 %build
 #:<< _EOF
 mkdir -p build
@@ -102,12 +105,6 @@ DESTDIR=%{buildroot} ninja install-cxx install-cxxabi
 %clean
 [ "%{buildroot}" != / ] && rm -rf "%{buildroot}"
 
-%post -p /sbin/ldconfig
-%postun -p /sbin/ldconfig
-
-%post -n libcxxabi -p /sbin/ldconfig
-%postun -n libcxxabi -p /sbin/ldconfig
-
 %files
 %defattr(-,root,root)
 %{_libdir}/libc++.so.*
@@ -123,6 +120,9 @@ DESTDIR=%{buildroot} ninja install-cxx install-cxxabi
 %{_libdir}/libc++.a
 %{_libdir}/libc++experimental.a
 %{_libdir}/libc++.so
+%{_libdir}/libc++.modules.json
+%dir %{_datadir}/libc++/v1
+%{_datadir}/libc++/v1/*
 
 %files -n libcxxabi
 %defattr(-,root,root)
@@ -137,6 +137,9 @@ DESTDIR=%{buildroot} ninja install-cxx install-cxxabi
 %{_libdir}/libc++abi.a
 
 %changelog
+* Sat Oct 12 2024 Automatic Build System <autodist@openmamba.org> 19.1.1-1mamba
+- automatic version update by autodist
+
 * Sat Jun 22 2024 Automatic Build System <autodist@openmamba.org> 18.1.8-1mamba
 - automatic version update by autodist